IMHO sum of VSIZE will NOT give accurate information regarding the space
occupied
"dbms_space.unused_space" will.
Regards
> ----------
> From: Vladimir Begun[SMTP:[EMAIL PROTECTED] ]
> Reply To: [EMAIL PROTECTED]
> Sent: Monday, June 11, 2001 3:50 PM
> To: Multiple recipients of list ORACLE-L
> Subject: Re: find allocated and used space for a table
>
> On Jun 10, 2001 at 11:55:45PM, Soman Manoj wrote:
> > Hi,
> >
> > How to find allocated and used space for a table?
>
> SELECT SUM(blocks) blocks
> , SUM(bytes) bytes
> FROM dba_extents
> WHERE segment_name = '&&table_name'
> /
> ...
> SELECT SUM(VSIZE(colA))
> + SUM(VSIZE(colB))
> + ...
> + SUM(VSIZE(colN))
> FROM table
> /
>
> --
> Vladimir Begun | Others can stop you temporarily, only you
> http://vbegun.net/ | can do it permanently.
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> [EMAIL PROTECTED] |
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> Author: Vladimir Begun
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